Update jenkins docker image with secret.key fix

PROD-34412

Change-Id: Ib072d2fa4154bd9738887d8d23dd076f7771cc5c
diff --git a/defaults/docker_images.yml b/defaults/docker_images.yml
index 2464d3b..967365d 100644
--- a/defaults/docker_images.yml
+++ b/defaults/docker_images.yml
@@ -17,7 +17,7 @@
     # mysql:5.6
     docker_image_mysql: "${_param:mcp_docker_registry}/mirantis/cicd/mysql:2019.2.6"
     # jenkins:2.150.3
-    docker_image_jenkins: "${_param:mcp_docker_registry}/mirantis/cicd/jenkins:2019.2.5"
+    docker_image_jenkins: "${_param:mcp_docker_registry}/mirantis/cicd/jenkins:2019.2.8"
     docker_image_jenkins_jnlp_slave: "${_param:mcp_docker_registry}/mirantis/cicd/jnlp-slave:2019.2.8"
     # TODO: fix tag
     docker_image_jenkins_ssh_slave: "${_param:mcp_docker_registry}/mirantis/cicd/ssh-slave:2019.2.5"